<center><h3>汉字简体繁体转换</h3> <input type=button onclick="convert('s')" value="转化为简体"><input type=button onclick="convert('t')" value="转化为繁体"><br><textarea id=txt rows=10 cols=50 value=''></textarea><br><input type=hidden name=h1 value=0><img width=0 height=100><hr>Simple is beauty.<script>//*****...